Home / 7,538.47-11,295.25-5,342.36

Finding the Fourth Proportional to 7,538.47, 11,295.25 and 5,342.36

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Solution

The fourth proportional to 7,538.47, 11,295.25 and 5,342.36 is: 8,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538.47 : 11,295.25 = 5,342.36 : x
  2. Step 2: Convert to fraction form
    7,538.47/11,295.25 = 5,342.36/x
  3. Step 3: Cross multiply
    7,538.47x = 11,295.25 × 5,342.36
  4. Step 4: Simplify right side
    7,538.47x = 60,343,221.96
  5. Step 5: Solve for x
    x = 60,343,221.96/7,538.47
  6. Step 6: Final answer
    x = 8,004.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.